transformation
noun
trans·for·ma·tion
ˌtran(t)s-fər-ˈmā-shən 
-fȯr-
1
: an act, process, or instance of transforming or being transformed
2
: false hair worn especially by a woman to replace or supplement natural hair
3
a(1)
: the operation of changing (as by rotation or mapping) one configuration or expression into another in accordance with a mathematical rule
especially
: a change of variables or coordinates in which a function of new variables or coordinates is substituted for each original variable or coordinate
(2)
: the formula that effects a transformation
c
: an operation that converts (as by insertion, deletion, or permutation) one grammatical string (such as a sentence) into another
also
: a formal statement of such an operation
4
: genetic modification of a bacterium by incorporation of free DNA from another bacterial cell
also
: genetic modification of a cell by the uptake and incorporation of exogenous DNA
Examples of transformation in a Sentence
The building underwent various transformations over the years.
a raven-haired starlet who underwent an attention-getting transformation and showed up at the awards ceremony as a blonde
Recent Examples on the Web
Clutching a weapon with a human head affixed to the end, and adorned with condor wings and deer antlers from his dismembered victims, the mythical creature conveys strength and transformation.
—
Michal Ruprecht, NPR, 13 July 2025
In an exclusive interview with Fox News Digital, the 37-year-old opened up about the transformation of her mindset and body after welcoming her son, Tristan, with husband Tarek El Moussa.
—Stephanie Giang-Paunon, FOXNews.com, 13 July 2025
Ezell died in 1998 and did not live to see the remarkable transformation.
—Los Angeles Times, 12 July 2025
How did food become the pathway to a solution and transformation for you?
—Hali Bey Ramdene, Bon Appetit Magazine, 11 July 2025
See All Example Sentences for transformation
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Michal Ruprecht, NPR, 13 July 2025
In an exclusive interview with Fox News Digital, the 37-year-old opened up about the transformation of her mindset and body after welcoming her son, Tristan, with husband Tarek El Moussa.
—Stephanie Giang-Paunon, FOXNews.com, 13 July 2025
Ezell died in 1998 and did not live to see the remarkable transformation.
—Los Angeles Times, 12 July 2025
How did food become the pathway to a solution and transformation for you?
—Hali Bey Ramdene, Bon Appetit Magazine, 11 July 2025
See All Example Sentences for transformation
Cite this Entry
“Transformation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/transformation. Accessed 18 Jul. 2025.
Copy CitationKids Definition
transformation
noun
trans·for·ma·tion
ˌtran(t)s-fər-ˈmā-shən
-fȯr-
: an act, process, or example of transforming or being transformed
transformational
adjective
-shnəl
-shən-ᵊl
Medical Definition
transformation
noun
trans·for·ma·tion
ˌtran(t)s-fər-ˈmā-shən, -fȯr-
1
: an act, process, or instance of transforming or being transformed see malignant transformation
2
a
: genetic modification of a bacterium by incorporation of free DNA from another ruptured bacterial cell compare transduction sense 2
b
: genetic modification of a cell by the uptake and incorporation of exogenous DNA
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